.zyActive {
    color: red;
}

.tabbar {
    position: fixed;
    bottom: 0;
    left: 0;
    height: 50px;
    width: 100%;
    line-height: 50px;
}

.tabbar ul {
    display: flex;
    justify-content: space-evenly;
}

.tabbar ul li {

}